/* ============================================================
   NINEFOLD — PUBLIC SITE STYLESHEET · NF-WEB-01
   Built against the locked brand: final/DESIGN.md (NF-DS-01, REV 2.3)
   + final/ninefold.tokens.css (NF-DS-02).
   Paper room is the marketing surface; one dark shop-floor strip.
   Five voices only (Instrument Serif retired). Rev D mark, Prussian primary.
   ============================================================ */

/* ---------------- TOKENS (from NF-DS-02) ---------------- */
:root{
  /* paper wing — the drawing office */
  --paper:#F1EDDF; --paper2:#EAE5D3; --rule:#D8D2BE; --clay:#B5AE98;
  --ink:#14171A; --ink2:#565C63; --ink3:#8A867B;

  /* metal wing — the shop floor */
  --n100:#F1F3F4; --n200:#DCE0E3; --n400:#A6ADB3; --n500:#878F96;
  --n600:#565C63; --n700:#3B4046; --n800:#24282D; --n850:#1B1F23;
  --n900:#14171A; --n950:#0B0D0F;
  --coolant:#23C9A9; --coolant300:#8FE4D3; --coolant800:#086B5B;

  /* the ink law — green adds, blue notes, red never */
  --green:#086B5B; --green-sm:#07463C;
  --blue:#1F2DBF;           /* Prussian — notes, links, the PRIMARY mark */
  --vermilion:#A83820;      /* seal pigment only */
  --construction:rgba(31,45,191,.30);

  /* type — five voices */
  --display:'Chakra Petch','Arial Narrow',sans-serif;
  --ui:'Archivo','Helvetica Neue',sans-serif;
  --mono:'JetBrains Mono','Consolas',monospace;
  --lcd:'Doto',monospace;
  --hand:'Caveat',cursive;
  --track-display:.06em; --track-wide:.14em; --track-ultra:.22em;

  /* space / grid / radius */
  --sp:8px; --radius:2px; --radius-max:4px;
  --maxw:1120px;

  /* motion */
  --ease-snap:cubic-bezier(.22,0,.01,1);
  --ease-machine:cubic-bezier(.6,0,.2,1);
  --d1:120ms; --d2:240ms; --d3:420ms; --d4:700ms; --stagger:70ms;

  --vsf:var(--paper);   /* void-star fill = the surface behind the mark */
}

/* ---------------- RESET / BASE ---------------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--paper); color:var(--ink);
  font-family:var(--ui); line-height:1.6; font-size:16px;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img,svg{max-width:100%}
a{color:inherit}
::selection{background:var(--blue); color:var(--paper)}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 clamp(20px,4vw,44px)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:12px;z-index:200;background:var(--ink);color:var(--paper);padding:8px 14px;border-radius:2px;font-family:var(--mono);font-size:12px}

/* ---------------- TYPE VOICES ---------------- */
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:var(--track-ultra);
  text-transform:uppercase;color:var(--ink3)}
.eyebrow .a{color:var(--green)}
.eyebrow .b{color:var(--blue)}
.disp{font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:var(--track-display);line-height:1.06;color:var(--ink)}
/* counter-line: Caveat, lowercase, <=5 words, 0.92x, blue. never caps, never letterspaced */
.disp .c,.counter{font-family:var(--hand);font-weight:600;text-transform:none;
  letter-spacing:0;font-size:.92em;color:var(--blue);line-height:1}
p.body{font-size:15.5px;color:var(--ink2);max-width:64ch;margin-bottom:14px}
p.body b{color:var(--ink);font-weight:600}
p.body em,.inline{font-family:var(--ui);font-style:italic;font-weight:500;color:var(--ink)}
p.body a,.inklink{color:var(--blue);text-decoration:underline;text-underline-offset:2px;
  text-decoration-thickness:1px;text-decoration-color:rgba(31,45,191,.4)}
p.body a:hover,.inklink:hover{text-decoration-color:var(--blue)}
.lede{font-size:clamp(17px,2.3vw,20px);color:var(--ink);line-height:1.5;max-width:60ch}

/* footnotes — the signature mechanism */
.fn{font-family:var(--mono);color:var(--blue);font-size:.72em;vertical-align:super;
  line-height:0;text-decoration:none}
.notes{margin-top:16px;padding-top:12px;border-top:1px solid var(--rule);
  font-family:var(--mono);font-size:11.5px;line-height:1.85;color:var(--ink3);max-width:80ch}
.notes div{padding-left:1.2em;text-indent:-1.2em;margin-bottom:2px}
.notes b{color:var(--blue);font-weight:400}
.notes em{color:var(--ink2);font-style:normal}
.hand{font-family:var(--hand);color:var(--blue);font-weight:500}
.hand.adds{color:var(--green)}

/* ---------------- SECTION HEADERS ---------------- */
section{padding:clamp(40px,6vw,72px) 0;border-bottom:1px solid var(--rule)}
.shead{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.shead .num{font-family:var(--lcd);font-weight:700;font-size:26px;line-height:1;color:var(--green)}
.shead .eyebrow{position:relative;top:-2px}
h2.disp{font-size:clamp(26px,4.2vw,40px);margin-bottom:16px}
h3.disp{font-size:clamp(19px,2.6vw,24px);margin-bottom:10px}

/* ---------------- TOP NAV ---------------- */
.topnav{display:flex;justify-content:space-between;align-items:center;
  padding:18px 0;border-bottom:1.5px solid var(--ink);position:relative}
.brandlock{display:flex;align-items:center;gap:12px;text-decoration:none}
.brandlock .mk{width:34px;height:34px;display:block;color:var(--blue)}
.brandlock .word{font-family:var(--display);font-weight:700;letter-spacing:.1em;
  font-size:19px;text-transform:uppercase;color:var(--ink)}
.navlinks{display:flex;gap:26px;align-items:center;font-family:var(--mono);
  font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.navlinks a{color:var(--ink2);text-decoration:none;transition:color var(--d1) var(--ease-machine)}
.navlinks a:hover,.navlinks a[aria-current]{color:var(--blue)}
.navlinks a[aria-current]{color:var(--ink)}
.navtoggle{display:none;background:none;border:1px solid var(--rule);border-radius:2px;
  padding:7px 10px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink2);cursor:pointer}
@media(max-width:820px){
  .navlinks{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);
    border-bottom:1.5px solid var(--ink);flex-direction:column;gap:0;align-items:stretch;z-index:60}
  .navlinks.open{display:flex}
  .navlinks a{padding:14px 4px;border-bottom:1px solid var(--rule)}
  .navtoggle{display:inline-block}
}

/* ---------------- BUTTONS ---------------- */
.btn{display:inline-block;font-family:var(--display);font-weight:600;font-size:12px;
  letter-spacing:.1em;text-transform:uppercase;background:var(--ink);color:var(--paper);
  padding:12px 20px;border-radius:2px;text-decoration:none;border:1px solid var(--ink);
  cursor:pointer;transition:background var(--d2) var(--ease-machine),border-color var(--d2)}
.btn:hover,.btn:focus-visible{background:var(--blue);border-color:var(--blue);outline:none}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn.sm{padding:9px 15px;font-size:11px}
.actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:26px}

/* ---------------- STAMP (green working seal) ---------------- */
.stamp{display:inline-block;font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:.12em;color:var(--green);border:2.5px solid var(--green);border-radius:4px;
  padding:5px 12px 4px;font-size:12px;transform:rotate(-4deg);opacity:.85;
  -webkit-mask-image:radial-gradient(circle at 30% 60%,#000 55%,rgba(0,0,0,.72) 100%);
          mask-image:radial-gradient(circle at 30% 60%,#000 55%,rgba(0,0,0,.72) 100%)}
.stamp.sm{font-size:9.5px;padding:3px 8px 2px;border-width:2px}
.stamp.verm{color:var(--vermilion);border-color:var(--vermilion)}

/* ---------------- PAPER DOCUMENT CARD / PLATE ---------------- */
.plate{border:1.5px solid var(--ink);border-radius:2px;background:var(--paper);overflow:hidden}
.plate .phd,.plate .pfoot{display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:10px 16px;font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink2);flex-wrap:wrap}
.plate .phd{border-bottom:1px solid var(--ink)}
.plate .pfoot{border-top:1px solid var(--rule);background:var(--paper2)}
.plate .phd b,.plate .pfoot b{color:var(--ink);font-weight:500}
.plate .body-pad{padding:clamp(16px,2.6vw,26px)}
.plate .stage{padding:clamp(14px,2.4vw,24px);position:relative}
.plate .stage svg{width:100%;height:auto;display:block}

/* ---------------- HERO ---------------- */
.hero{display:grid;grid-template-columns:1fr 1.02fr;gap:clamp(24px,4.5vw,56px);
  align-items:center;padding:clamp(34px,6vw,64px) 0;border-bottom:1px solid var(--rule)}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:34px}}
.hero h1.disp{font-size:clamp(38px,6.4vw,70px);margin-bottom:18px}
.hero .lede{margin-bottom:6px}


.card{border:1px solid var(--rule);border-radius:3px;background:var(--paper);padding:22px;position:relative}
.card.lead{border-color:var(--ink);border-width:1.5px}
.card h4{font-family:var(--display);font-weight:600;font-size:14px;letter-spacing:.06em;
  text-transform:uppercase;margin-bottom:8px}
.card p{font-size:13.5px;color:var(--ink2);line-height:1.6}
.card p b{color:var(--ink);font-weight:600}
.card .kv{font-family:var(--mono);font-size:8.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink3);margin-bottom:12px}

.grid{display:grid;gap:16px}
/* grid/flex children (esp. those holding SVGs) must be allowed to shrink below
   their content's min-content width, or the SVG forces horizontal overflow */
.hero>*,.grid>*,.shopgrid>*,.footgrid>*,.plate,.hero-copy,.hero-plate{min-width:0}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:820px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* ---------------- TITLE BLOCK (drafting furniture) ---------------- */
.tblock{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);
  font-family:var(--mono)}
.tcell{padding:9px 14px 8px;border-right:1px solid var(--rule)}
.tcell:last-child{border-right:none}
.tcell .tl{font-size:8px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3)}
.tcell .tv{font-size:11.5px;color:var(--ink);margin-top:3px}
.tcell .tv b{color:var(--green);font-weight:500}
@media(max-width:560px){.tblock{grid-template-columns:1fr 1fr}.tcell:nth-child(2){border-right:none}}

/* ---------------- DEFINITION / LEGAL LIST ---------------- */
.deflist{display:grid;grid-template-columns:auto 1fr;gap:0;border-top:1px solid var(--rule)}
.deflist dt{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink3);padding:13px 24px 13px 0;border-bottom:1px solid var(--rule);white-space:nowrap}
.deflist dd{padding:13px 0;border-bottom:1px solid var(--rule);color:var(--ink);font-size:14.5px}
.deflist dd b{font-weight:600}
.deflist a{color:var(--blue);text-decoration:none}
.deflist a:hover{text-decoration:underline}
@media(max-width:560px){.deflist{grid-template-columns:1fr}
  .deflist dt{padding-bottom:2px;border-bottom:none}.deflist dd{padding-top:4px}}

/* ---------------- LEGAL / LONG-FORM PROSE ---------------- */
.legal{max-width:74ch}
.legal h2{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.05em;
  font-size:clamp(20px,3vw,26px);margin:40px 0 12px;padding-top:8px}
.legal h3{font-family:var(--display);font-weight:600;font-size:15px;letter-spacing:.04em;
  text-transform:uppercase;margin:26px 0 8px}
.legal p,.legal li{font-size:15px;color:var(--ink2);line-height:1.7;margin-bottom:12px}
.legal b{color:var(--ink);font-weight:600}
.legal ul,.legal ol{padding-left:22px;margin-bottom:12px}
.legal li{margin-bottom:6px}
.legal a{color:var(--blue);text-decoration:underline;text-underline-offset:2px}
.legal .clausenum{font-family:var(--mono);color:var(--ink3);font-size:.8em;margin-right:8px}

/* ---------------- SHOP-FLOOR (dark) STRIP ---------------- */
.shopstrip{background:var(--n950);margin:0 calc(50% - 50vw);padding:clamp(44px,6vw,72px) 0;
  border-top:1px solid var(--n800);border-bottom:1px solid var(--n800);color:var(--n100)}
.shopstrip .wrap{max-width:var(--maxw)}
.shopstrip .eyebrow{color:var(--n500)}
.shopstrip .disp{color:var(--n100)}
.shopstrip .disp .c{color:var(--coolant300)}
.shopstrip p.body{color:var(--n400)}
.shopstrip p.body b{color:var(--n100)}
.shopgrid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);align-items:center}
@media(max-width:860px){.shopgrid{grid-template-columns:1fr}}

.screen{border:1px solid var(--n950);border-radius:2px;background:var(--n850);overflow:hidden;color:var(--n100)}
.screen .bar{display:flex;justify-content:space-between;align-items:center;padding:11px 16px;
  border-bottom:1px solid var(--n800);font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--n500)}
.screen .bar .live{color:var(--coolant);display:inline-flex;align-items:center;gap:7px}
.screen .bar .live::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--coolant)}
.screen .pad{padding:clamp(18px,3vw,28px)}
.screen h3{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.05em;
  font-size:clamp(20px,3vw,26px);line-height:1.1;margin-bottom:6px;color:var(--n100)}
.screen .sub{font-size:13px;color:var(--n400);max-width:42ch}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0 4px;
  border-top:1px solid var(--n800);padding-top:16px}
.stat .sv{font-family:var(--lcd);font-weight:700;font-size:clamp(24px,3.6vw,32px);line-height:1;color:var(--n100)}
.stat .sl{font-family:var(--mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--n500);margin-top:8px}
.screen .foot{font-family:var(--mono);font-size:11px;color:var(--n400);border-top:1px solid var(--n800);
  padding:11px 16px;background:var(--n900);line-height:1.65}
.screen .foot b{color:var(--coolant);font-weight:400}

/* ---------------- STATUS SHAPES (metal room) ---------------- */
.st{display:inline-block;width:8px;height:8px;vertical-align:1px}
.st.live{border-radius:50%;background:var(--coolant)}
.st.idle{border-radius:50%;border:1.5px solid var(--n500)}
.st.hold{background:var(--n400)}
.st.warn{background:var(--n400);transform:rotate(45deg)}

/* ---------------- COLOPHON + FOOTER ---------------- */
.sitefoot{border-top:1.5px solid var(--ink);margin-top:0;padding:44px 0 26px;background:var(--paper2)}
.footgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
@media(max-width:820px){.footgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footgrid{grid-template-columns:1fr}}
.footgrid h5{font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--ink3);margin-bottom:14px}
.footgrid a{display:block;color:var(--ink2);text-decoration:none;font-size:13.5px;margin-bottom:9px}
.footgrid a:hover{color:var(--blue)}
.footgrid address{font-style:normal;color:var(--ink2);font-size:13.5px;line-height:1.75}
.footgrid address a{display:inline;margin:0}
.footbrand .word{font-family:var(--display);font-weight:700;letter-spacing:.1em;font-size:18px;
  text-transform:uppercase;color:var(--ink);display:flex;align-items:center;gap:10px}
.footbrand .word .mk{width:28px;height:28px;color:var(--blue)}
.footbrand p{font-size:13px;color:var(--ink2);margin-top:12px;max-width:34ch;line-height:1.6}
.colo{border-top:1px solid var(--rule);margin-top:34px;padding-top:16px;font-family:var(--mono);
  font-size:10.5px;line-height:1.9;color:var(--ink3);display:flex;justify-content:space-between;
  gap:20px;flex-wrap:wrap}
.colo .lo{max-width:70ch}
.colo b{color:var(--ink2);font-weight:400}

/* ---------------- CONSTRUCTION LAYER (decoration) ---------------- */
.constline{stroke:var(--construction);stroke-width:1;fill:none}
.regcross{color:var(--clay)}


/* ---------------- MARK SVG DEFS HOST ---------------- */
.mk-defs{position:absolute;width:0;height:0;overflow:hidden}

/* ---------------- MOTION: module/pour reveal ---------------- */
@keyframes nf-rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.rise{animation:nf-rise var(--d3) var(--ease-snap) both}
.rise.d1{animation-delay:70ms}.rise.d2{animation-delay:140ms}.rise.d3{animation-delay:210ms}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}